East Sussex Fire and Rescue Service have launched a fire investigation after being called to a flat in Brighton on 26 July 2013.
Crews were called out at 13.56 to a property on Preston Drove.
The first floor flat was well alight and the second floor was also on fire.
Crews used breathing apparatus, foam and the Aerial Ladder Platform.
A re-inspection took place at 8pm that evening and 8am the following morning.